of west virginia, senator rockefeller. thank you for your time tonight. appreciate it. >> thank you. >> what are you hearing about the accident so far and the rescue efforts? can you add anything to what we know thus far? >> probably not a great deal. and i think that's important. i think it's incredibly important we get these highly emotional, highly traumatized, highly professionally complex and very mysterious, what are the circumstances, what caused it, lots of smoke, lots of traffic, everything clogged, nobody able to move anywhere. it's very important not to say more than you actually know. if people tell me there are 7 people dead, and that's what they have, or that there's 21 or 28, depending upon who says it, who are still -- that being 49 still waiting to see what happens to them, that makes me worry very deeply. primarily because it is underground, and when i've been underground in situations like that, or after that, it's -- it's a really, really scary situation. you don't know where you are. the dust that ken ward was just talking about, the smoke that he was just talki